html,
body {
  margin: 0;
  padding: 0;
}

body {
  padding: 15px;
  background-color: #f2f3f5;
}

.layui-btn-fluid {
  margin-left: 50px;
}

#form-add,
#form-edit,
#form-return{
  padding-top: 20px;
  padding-right: 30px;
}
